| CPC H04M 1/72412 (2021.01) [H04M 1/67 (2013.01); H04M 1/673 (2013.01); H04M 1/72448 (2021.01); H04M 1/72463 (2021.01); H04M 1/724631 (2022.02); H04M 1/72469 (2021.01); H04W 12/06 (2013.01); H04W 12/08 (2013.01); H04W 52/0251 (2013.01); H04W 52/0274 (2013.01); H04M 1/66 (2013.01); H04M 1/72451 (2021.01); H04M 1/72457 (2021.01); Y02D 30/70 (2020.08)] | 30 Claims |

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1. A non-transitory computer-readable medium containing codes as a program to perform a method of a mobile device including a display unit having a panel and a photographing unit to photograph an object, the method comprising:
controlling the panel to display one or more menus and to receive a user input, and controlling a network interface to detect an external device,
determining whether the mobile device is in a time condition;
sensing a motion of the mobile device by using a sensor;
applying a first security mode of receiving a password through the panel to unlock the mobile device in response to the sensed motion, according to the determination that the mobile device is not in the time condition; and
applying a second security mode without receiving the password to unlock the mobile device in response to the sensed motion, according to the determination that the mobile device is in the time condition.
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